Accept `DerefMut` bounds on generics as if they were `Deref`
[ldk-c-bindings] / c-bindings-gen / src / types.rs
index bc42bda05c614ccaf3b20e7673d3f877e0fd3f35..4328e9c5e262578b5d23c29c2ffc51aacaec019e 100644 (file)
@@ -225,7 +225,8 @@ impl<'a, 'p: 'a> GenericTypes<'a, 'p> {
                                                                if path == "Sized" { continue; }
                                                                if non_lifetimes_processed { return false; }
                                                                non_lifetimes_processed = true;
-                                                               if path != "std::ops::Deref" && path != "core::ops::Deref" {
+                                                               if path != "std::ops::Deref" && path != "core::ops::Deref" &&
+                                                                       path != "std::ops::DerefMut" && path != "core::ops::DerefMut"  {
                                                                        let p = string_path_to_syn_path(&path);
                                                                        let ref_ty = parse_quote!(&#p);
                                                                        let mut_ref_ty = parse_quote!(&mut #p);
@@ -347,14 +348,14 @@ impl<'a, 'p: 'a> GenericTypes<'a, 'p> {
                                                                        // implement Deref<Target=Self> for relevant types). We don't
                                                                        // bother to implement it for associated types, however, so we just
                                                                        // ignore such bounds.
-                                                                       if path != "std::ops::Deref" && path != "core::ops::Deref" {
+                                                                       if path != "std::ops::Deref" && path != "core::ops::Deref" &&
+                                                                       path != "std::ops::DerefMut" && path != "core::ops::DerefMut" {
                                                                                self.typed_generics.insert(&t.ident, path);
                                                                        }
                                                                } else { unimplemented!(); }
                                                                for bound in bounds_iter {
                                                                        if let syn::TypeParamBound::Trait(t) = bound {
                                                                                // We only allow for `?Sized` here.
-                                                                               if let syn::TraitBoundModifier::Maybe(_) = t.modifier {} else { panic!(); }
                                                                                assert_eq!(t.path.segments.len(), 1);
                                                                                assert_eq!(format!("{}", t.path.segments[0].ident), "Sized");
                                                                        }
@@ -548,6 +549,8 @@ impl<'mod_lifetime, 'crate_lft: 'mod_lifetime> ImportResolver<'mod_lifetime, 'cr
                // Add primitives to the "imports" list:
                Self::insert_primitive(&mut imports, "bool");
                Self::insert_primitive(&mut imports, "u128");
+               Self::insert_primitive(&mut imports, "i64");
+               Self::insert_primitive(&mut imports, "f64");
                Self::insert_primitive(&mut imports, "u64");
                Self::insert_primitive(&mut imports, "u32");
                Self::insert_primitive(&mut imports, "u16");
@@ -594,13 +597,8 @@ impl<'mod_lifetime, 'crate_lft: 'mod_lifetime> ImportResolver<'mod_lifetime, 'cr
                                        }
                                },
                                syn::Item::Trait(t) => {
-                                       match export_status(&t.attrs) {
-                                               ExportStatus::Export|ExportStatus::NotImplementable => {
-                                                       if let syn::Visibility::Public(_) = t.vis {
-                                                               declared.insert(t.ident.clone(), DeclType::Trait(t));
-                                                       }
-                                               },
-                                               _ => continue,
+                                       if let syn::Visibility::Public(_) = t.vis {
+                                               declared.insert(t.ident.clone(), DeclType::Trait(t));
                                        }
                                },
                                syn::Item::Mod(m) => {
@@ -819,6 +817,7 @@ fn initial_clonable_types() -> HashSet<String> {
        res.insert("crate::c_types::Transaction".to_owned());
        res.insert("crate::c_types::Witness".to_owned());
        res.insert("crate::c_types::WitnessVersion".to_owned());
+       res.insert("crate::c_types::TxIn".to_owned());
        res.insert("crate::c_types::TxOut".to_owned());
        res.insert("crate::c_types::Signature".to_owned());
        res.insert("crate::c_types::RecoverableSignature".to_owned());
@@ -953,6 +952,8 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
        pub fn is_primitive(&self, full_path: &str) -> bool {
                match full_path {
                        "bool" => true,
+                       "i64" => true,
+                       "f64" => true,
                        "u64" => true,
                        "u32" => true,
                        "u16" => true,
@@ -1016,21 +1017,27 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::ecdsa::RecoverableSignature" => Some("crate::c_types::RecoverableSignature"),
                        "bitcoin::secp256k1::SecretKey" if is_ref  => Some("*const [u8; 32]"),
                        "bitcoin::secp256k1::SecretKey" if !is_ref => Some("crate::c_types::SecretKey"),
+                       "bitcoin::secp256k1::KeyPair" if !is_ref => Some("crate::c_types::SecretKey"),
                        "bitcoin::secp256k1::Scalar" if is_ref  => Some("*const crate::c_types::BigEndianScalar"),
                        "bitcoin::secp256k1::Scalar" if !is_ref => Some("crate::c_types::BigEndianScalar"),
                        "bitcoin::secp256k1::ecdh::SharedSecret" if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
 
-                       "bitcoin::blockdata::script::Script" if is_ref => Some("crate::c_types::u8slice"),
-                       "bitcoin::blockdata::script::Script" if !is_ref => Some("crate::c_types::derived::CVec_u8Z"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if is_ref => Some("crate::c_types::u8slice"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if !is_ref => Some("crate::c_types::derived::CVec_u8Z"),
                        "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" => Some("crate::lightning::chain::transaction::OutPoint"),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" => Some("crate::c_types::Transaction"),
                        "bitcoin::Witness" => Some("crate::c_types::Witness"),
-                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if !is_ref => Some("crate::c_types::TxOut"),
+                       "bitcoin::TxIn"|"bitcoin::blockdata::transaction::TxIn" if !is_ref => Some("crate::c_types::TxIn"),
+                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" => Some("crate::c_types::TxOut"),
                        "bitcoin::network::constants::Network" => Some("crate::bitcoin::network::Network"),
                        "bitcoin::util::address::WitnessVersion" => Some("crate::c_types::WitnessVersion"),
                        "bitcoin::blockdata::block::BlockHeader" if is_ref  => Some("*const [u8; 80]"),
                        "bitcoin::blockdata::block::Block" if is_ref  => Some("crate::c_types::u8slice"),
 
+                       "bitcoin::PackedLockTime"|"bitcoin::blockdata::locktime::PackedLockTime" => Some("u32"),
+
+                       "bitcoin::psbt::PartiallySignedTransaction" if !is_ref => Some("crate::c_types::derived::CVec_u8Z"),
+
                        "bitcoin::PubkeyHash"|"bitcoin::hash_types::PubkeyHash"|
                        "bitcoin::hash_types::WPubkeyHash"|
                        "bitcoin::ScriptHash"|"bitcoin::hash_types::ScriptHash"
@@ -1050,11 +1057,11 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::Message" if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if is_ref => Some("*const [u8; 32]"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
 
                        "lightning::io::Read" => Some("crate::c_types::u8slice"),
@@ -1116,23 +1123,29 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::ecdsa::RecoverableSignature" => Some(""),
                        "bitcoin::secp256k1::SecretKey" if is_ref => Some("&::bitcoin::secp256k1::SecretKey::from_slice(&unsafe { *"),
                        "bitcoin::secp256k1::SecretKey" if !is_ref => Some(""),
+                       "bitcoin::secp256k1::KeyPair" if !is_ref => Some("::bitcoin::secp256k1::KeyPair::new("),
                        "bitcoin::secp256k1::Scalar" if is_ref => Some("&"),
                        "bitcoin::secp256k1::Scalar" if !is_ref => Some(""),
                        "bitcoin::secp256k1::ecdh::SharedSecret" if !is_ref => Some("::bitcoin::secp256k1::ecdh::SharedSecret::from_bytes("),
 
-                       "bitcoin::blockdata::script::Script" if is_ref => Some("&::bitcoin::blockdata::script::Script::from(Vec::from("),
-                       "bitcoin::blockdata::script::Script" if !is_ref => Some("::bitcoin::blockdata::script::Script::from("),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if is_ref => Some("&::bitcoin::blockdata::script::Script::from(Vec::from("),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if !is_ref => Some("::bitcoin::blockdata::script::Script::from("),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" if is_ref => Some("&"),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" => Some(""),
                        "bitcoin::Witness" if is_ref => Some("&"),
                        "bitcoin::Witness" => Some(""),
                        "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" => Some("crate::c_types::C_to_bitcoin_outpoint("),
+                       "bitcoin::TxIn"|"bitcoin::blockdata::transaction::TxIn" if !is_ref => Some(""),
                        "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if !is_ref => Some(""),
                        "bitcoin::network::constants::Network" => Some(""),
                        "bitcoin::util::address::WitnessVersion" => Some(""),
                        "bitcoin::blockdata::block::BlockHeader" => Some("&::bitcoin::consensus::encode::deserialize(unsafe { &*"),
                        "bitcoin::blockdata::block::Block" if is_ref => Some("&::bitcoin::consensus::encode::deserialize("),
 
+                       "bitcoin::PackedLockTime"|"bitcoin::blockdata::locktime::PackedLockTime" => Some("::bitcoin::PackedLockTime("),
+
+                       "bitcoin::psbt::PartiallySignedTransaction" if !is_ref => Some("::bitcoin::consensus::encode::deserialize("),
+
                        "bitcoin::PubkeyHash"|"bitcoin::hash_types::PubkeyHash" if !is_ref =>
                                Some("bitcoin::hash_types::PubkeyHash::from_hash(bitcoin::hashes::Hash::from_inner("),
                        "bitcoin::PubkeyHash"|"bitcoin::hash_types::PubkeyHash" if is_ref =>
@@ -1160,8 +1173,10 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "lightning::ln::channelmanager::PaymentId" if is_ref=> Some("&::lightning::ln::channelmanager::PaymentId( unsafe { *"),
                        "lightning::ln::channelmanager::InterceptId" if !is_ref => Some("::lightning::ln::channelmanager::InterceptId("),
                        "lightning::ln::channelmanager::InterceptId" if is_ref=> Some("&::lightning::ln::channelmanager::InterceptId( unsafe { *"),
-                       "lightning::chain::keysinterface::KeyMaterial" if !is_ref => Some("::lightning::chain::keysinterface::KeyMaterial("),
-                       "lightning::chain::keysinterface::KeyMaterial" if is_ref=> Some("&::lightning::chain::keysinterface::KeyMaterial( unsafe { *"),
+                       "lightning::sign::KeyMaterial" if !is_ref => Some("::lightning::sign::KeyMaterial("),
+                       "lightning::sign::KeyMaterial" if is_ref=> Some("&::lightning::sign::KeyMaterial( unsafe { *"),
+                       "lightning::chain::ClaimId" if !is_ref => Some("::lightning::chain::ClaimId("),
+                       "lightning::chain::ClaimId" if is_ref=> Some("&::lightning::chain::ClaimId( unsafe { *"),
 
                        // List of traits we map (possibly during processing of other files):
                        "lightning::io::Read" => Some("&mut "),
@@ -1215,20 +1230,26 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::ecdsa::RecoverableSignature" => Some(".into_rust()"),
                        "bitcoin::secp256k1::SecretKey" if !is_ref => Some(".into_rust()"),
                        "bitcoin::secp256k1::SecretKey" if is_ref => Some("}[..]).unwrap()"),
+                       "bitcoin::secp256k1::KeyPair" if !is_ref => Some(".into_rust())"),
                        "bitcoin::secp256k1::Scalar" => Some(".into_rust()"),
                        "bitcoin::secp256k1::ecdh::SharedSecret" if !is_ref => Some(".data)"),
 
-                       "bitcoin::blockdata::script::Script" if is_ref => Some(".to_slice()))"),
-                       "bitcoin::blockdata::script::Script" if !is_ref => Some(".into_rust())"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if is_ref => Some(".to_slice()))"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if !is_ref => Some(".into_rust())"),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" => Some(".into_bitcoin()"),
                        "bitcoin::Witness" => Some(".into_bitcoin()"),
                        "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" => Some(")"),
+                       "bitcoin::TxIn"|"bitcoin::blockdata::transaction::TxIn" if !is_ref => Some(".into_rust()"),
                        "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if !is_ref => Some(".into_rust()"),
                        "bitcoin::network::constants::Network" => Some(".into_bitcoin()"),
                        "bitcoin::util::address::WitnessVersion" => Some(".into()"),
                        "bitcoin::blockdata::block::BlockHeader" => Some(" }).unwrap()"),
                        "bitcoin::blockdata::block::Block" => Some(".to_slice()).unwrap()"),
 
+                       "bitcoin::PackedLockTime"|"bitcoin::blockdata::locktime::PackedLockTime" => Some(")"),
+
+                       "bitcoin::psbt::PartiallySignedTransaction" if !is_ref => Some(".as_slice()).expect(\"Invalid PSBT format\")"),
+
                        "bitcoin::PubkeyHash"|"bitcoin::hash_types::PubkeyHash"|
                        "bitcoin::hash_types::WPubkeyHash"|"bitcoin::hash_types::WScriptHash"|
                        "bitcoin::ScriptHash"|"bitcoin::hash_types::ScriptHash"
@@ -1245,11 +1266,11 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::blockdata::constants::ChainHash" if !is_ref => Some(".data[..])"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if !is_ref => Some(".data)"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if is_ref => Some(" })"),
 
                        // List of traits we map (possibly during processing of other files):
@@ -1324,22 +1345,30 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::ecdsa::RecoverableSignature" => Some("crate::c_types::RecoverableSignature::from_rust(&"),
                        "bitcoin::secp256k1::SecretKey" if is_ref => Some(""),
                        "bitcoin::secp256k1::SecretKey" if !is_ref => Some("crate::c_types::SecretKey::from_rust("),
+                       "bitcoin::secp256k1::KeyPair" if !is_ref => Some("crate::c_types::SecretKey::from_rust("),
                        "bitcoin::secp256k1::Scalar" if !is_ref => Some("crate::c_types::BigEndianScalar::from_rust(&"),
                        "bitcoin::secp256k1::ecdh::SharedSecret" if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
 
-                       "bitcoin::blockdata::script::Script" if is_ref => Some("crate::c_types::u8slice::from_slice(&"),
-                       "bitcoin::blockdata::script::Script" if !is_ref => Some(""),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if is_ref => Some("crate::c_types::u8slice::from_slice(&"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if !is_ref => Some(""),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" if is_ref => Some("crate::c_types::Transaction::from_bitcoin("),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" => Some("crate::c_types::Transaction::from_bitcoin(&"),
                        "bitcoin::Witness" if is_ref => Some("crate::c_types::Witness::from_bitcoin("),
                        "bitcoin::Witness" if !is_ref => Some("crate::c_types::Witness::from_bitcoin(&"),
-                       "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" => Some("crate::c_types::bitcoin_to_C_outpoint("),
-                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if !is_ref => Some("crate::c_types::TxOut::from_rust("),
+                       "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" if is_ref => Some("crate::c_types::bitcoin_to_C_outpoint("),
+                       "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" if !is_ref => Some("crate::c_types::bitcoin_to_C_outpoint(&"),
+                       "bitcoin::TxIn"|"bitcoin::blockdata::transaction::TxIn" if !is_ref => Some("crate::c_types::TxIn::from_rust(&"),
+                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if !is_ref => Some("crate::c_types::TxOut::from_rust(&"),
+                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if is_ref => Some("crate::c_types::TxOut::from_rust("),
                        "bitcoin::network::constants::Network" => Some("crate::bitcoin::network::Network::from_bitcoin("),
                        "bitcoin::util::address::WitnessVersion" => Some(""),
                        "bitcoin::blockdata::block::BlockHeader" if is_ref => Some("&local_"),
                        "bitcoin::blockdata::block::Block" if is_ref => Some("crate::c_types::u8slice::from_slice(&local_"),
 
+                       "bitcoin::PackedLockTime"|"bitcoin::blockdata::locktime::PackedLockTime" => Some(""),
+
+                       "bitcoin::psbt::PartiallySignedTransaction" if !is_ref => Some("::bitcoin::consensus::encode::serialize(&"),
+
                        "bitcoin::hash_types::Txid" if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
 
                        "bitcoin::PubkeyHash"|"bitcoin::hash_types::PubkeyHash"|
@@ -1355,11 +1384,11 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::Message" if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if is_ref => Some("&"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
 
                        "lightning::io::Read" => Some("crate::c_types::u8slice::from_vec(&crate::c_types::reader_to_vec("),
@@ -1417,20 +1446,26 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::ecdsa::RecoverableSignature" => Some(")"),
                        "bitcoin::secp256k1::SecretKey" if !is_ref => Some(")"),
                        "bitcoin::secp256k1::SecretKey" if is_ref => Some(".as_ref()"),
+                       "bitcoin::secp256k1::KeyPair" if !is_ref => Some(".secret_key())"),
                        "bitcoin::secp256k1::Scalar" if !is_ref => Some(")"),
                        "bitcoin::secp256k1::ecdh::SharedSecret" if !is_ref => Some(".secret_bytes() }"),
 
-                       "bitcoin::blockdata::script::Script" if is_ref => Some("[..])"),
-                       "bitcoin::blockdata::script::Script" if !is_ref => Some(".into_bytes().into()"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if is_ref => Some("[..])"),
+                       "bitcoin::blockdata::script::Script"|"bitcoin::Script" if !is_ref => Some(".into_bytes().into()"),
                        "bitcoin::blockdata::transaction::Transaction"|"bitcoin::Transaction" => Some(")"),
                        "bitcoin::Witness" => Some(")"),
                        "bitcoin::OutPoint"|"bitcoin::blockdata::transaction::OutPoint" => Some(")"),
-                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" if !is_ref => Some(")"),
+                       "bitcoin::TxIn"|"bitcoin::blockdata::transaction::TxIn" if !is_ref => Some(")"),
+                       "bitcoin::TxOut"|"bitcoin::blockdata::transaction::TxOut" => Some(")"),
                        "bitcoin::network::constants::Network" => Some(")"),
                        "bitcoin::util::address::WitnessVersion" => Some(".into()"),
                        "bitcoin::blockdata::block::BlockHeader" if is_ref => Some(""),
                        "bitcoin::blockdata::block::Block" if is_ref => Some(")"),
 
+                       "bitcoin::PackedLockTime"|"bitcoin::blockdata::locktime::PackedLockTime" => Some(".0"),
+
+                       "bitcoin::psbt::PartiallySignedTransaction" if !is_ref => Some(").into()"),
+
                        "bitcoin::hash_types::Txid" if !is_ref => Some(".into_inner() }"),
 
                        "bitcoin::PubkeyHash"|"bitcoin::hash_types::PubkeyHash"|
@@ -1448,11 +1483,11 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                        "bitcoin::secp256k1::Message" if !is_ref => Some(".as_ref().clone() }"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if is_ref => Some(".0"),
                        "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
                        |"lightning::ln::channelmanager::PaymentId"|"lightning::ln::channelmanager::InterceptId"
-                       |"lightning::chain::keysinterface::KeyMaterial"
+                       |"lightning::sign::KeyMaterial"|"lightning::chain::ClaimId"
                                if !is_ref => Some(".0 }"),
 
                        "lightning::io::Read" => Some("))"),
@@ -2686,17 +2721,14 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
                                } else { unimplemented!(); }
                        } else if let syn::Type::Path(p_arg) = t {
                                if let Some(resolved) = self.maybe_resolve_path(&p_arg.path, generics) {
-                                       if !self.is_primitive(&resolved) {
+                                       if !self.is_primitive(&resolved) && self.c_type_from_path(&resolved, false, false).is_none() {
                                                if is_ref {
                                                        // We don't currently support outer reference types for non-primitive inners
                                                        return false;
                                                }
                                        }
                                } else {
-                                       if is_ref {
-                                               // We don't currently support outer reference types for non-primitive inners
-                                               return false;
-                                       }
+                                       return false;
                                }
                                if !self.write_c_type_intern(w, t, generics, false, false, false, true, true) { return false; }
                        } else {